| Similarity | Rank | |
|---|---|---|
| first | 0.775 | 78 |
| very_first | 0.770 | 48013 |
| the_first_ever | 0.727 | 14860 |
| the_first_official | 0.680 | 59161 |
| first_real | 0.659 | 72760 |
| the_first_major | 0.635 | 49516 |
| first_ever | 0.630 | 52002 |
| the_first-ever | 0.629 | 26995 |
| our_first | 0.625 | 5885 |
| its_first | 0.622 | 10804 |
| first_successful | 0.604 | 89736 |
| our_very_first | 0.602 | 90421 |
| my_very_first | 0.601 | 79597 |
| the_very_last | 0.585 | 84760 |
| be_first_ever | 0.584 | 72612 |
| first_American | 0.583 | 79780 |
| the_first_two | 0.573 | 10522 |
| my_first | 0.573 | 6509 |
| first_one | 0.570 | 5652 |
| the_first_three | 0.568 | 22436 |
| the_world_first | 0.561 | 14801 |
| the_first_few | 0.557 | 53315 |
| the_earliest | 0.556 | 64650 |
| second | 0.552 | 331 |
| First | 0.552 | 3205 |